Voltage detector



FIG. 1 is a perspective view of the voltage detector;

FIG. 2 is a first side elevation view of the voltage detector;

FIG. 3 is a second side elevation view of the voltage detector;

FIG. 4 is a third side elevation view of the voltage detector;

FIG. 5 is a fourth side elevation view of the voltage detector;

FIG. 6 is a top plan view of the voltage detector; and,

FIG. 7 is a bottom plan view of the voltage detector. 

CLAIM The ornamental design for a voltage detector, as shown and described. 